1.1 This standard covers the method of tests, performance and other requirements for leadacid storage batteries used as a source of energy for lighting and other normal auxiliary purposes for electric locomotives and electrical multiple units.
1.2 It does not cover batteries for train lighting and airconditioning of railway coaches which are covered by IS : 6848-1979*.
IS 7660-1988 history
1989IS 7660-1988 Specifications for lead-acid batteries for electric locomotives and electric multiple units